Home / 211,310.25-317,017.01-61,548.13

Finding the Fourth Proportional to 211,310.25, 317,017.01 and 61,548.13

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Solution

The fourth proportional to 211,310.25, 317,017.01 and 61,548.13 is: 92,337.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,310.25 : 317,017.01 = 61,548.13 : x
  2. Step 2: Convert to fraction form
    211,310.25/317,017.01 = 61,548.13/x
  3. Step 3: Cross multiply
    211,310.25x = 317,017.01 × 61,548.13
  4. Step 4: Simplify right side
    211,310.25x = 19,511,804,143.69
  5. Step 5: Solve for x
    x = 19,511,804,143.69/211,310.25
  6. Step 6: Final answer
    x = 92,337.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.